Table 3 (cont'd) 

 PORTLAND LIGHTSHIP 43°3l.6'N. 70°05.5'W. 



June 1959 

 Temperature °F 



Depth 

 Day 



Depth of water - 150 feet 



Salinity %o 



0' 



30' 



50' 



100' 150' 



0" 



150' 



Mean 



49.7 46.6 44.9 42.8 41.4 



31.25 31.83 



14 



